<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
    >
      <el-form-item label="关联商品" prop="productId">
        <el-select
          v-model="queryParams.productId"
          placeholder="请选择关联商品"
          style="width: 100%"
          clearable
          filterable
        >
          <el-option
            v-for="item in productList"
            :key="item.productId"
            :label="item.name"
            :value="item.productId"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
          >重置</el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['app:image:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['app:image:edit']"
          >修改</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['app:image:remove']"
          >删除</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['app:image:export']"
          >导出</el-button
        >
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="imageList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column
        label="关联商品"
        align="center"
        prop="productName"
        min-width="200"
      />
      <el-table-column label="主图" align="center" prop="homeImage" />
      <el-table-column label="轮播图" align="center" prop="banner" />
      <el-table-column label="瀑布图" align="center" prop="waterfallPlot" />
      <!-- <el-table-column label="商品id" align="center" prop="productId" /> -->
      <!-- <el-table-column label="类型" align="center" prop="type" /> -->
      <el-table-column label="创建人" align="center" prop="createdBy" />
      <el-table-column
        label="创建时间"
        align="center"
        prop="createdTime"
        width="180"
      >
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createdTime, "{y}-{m}-{d}") }}</span>
        </template>
      </el-table-column>
      <el-table-column label="更新人" align="center" prop="updatedBy" />
      <el-table-column
        label="更新时间"
        align="center"
        prop="updatedTime"
        width="180"
      >
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.updatedTime, "{y}-{m}-{d}") }}</span>
        </template>
      </el-table-column>
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
        min-width="130"
        fixed="right"
      >
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['app:image:edit']"
            >修改</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['app:image:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改图片对话框 -->
    <el-dialog
      :close-on-click-modal="false"
      :title="title"
      :visible.sync="open"
      width="500px"
      append-to-body
    >
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="关联商品" prop="productId">
          <el-select
            v-model="form.productId"
            placeholder="请选择关联商品"
            style="width: 100%"
            clearable
            filterable
          >
            <el-option
              v-for="item in productList"
              :key="item.productId"
              :label="item.name"
              :value="item.productId"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="主图">
          <image-upload v-model="form.homeImage" />
        </el-form-item>
        <el-form-item label="轮播图" prop="banner">
          <image-upload v-model="form.banner" />
        </el-form-item>
        <el-form-item label="瀑布图" prop="waterfallPlot">
          <image-upload v-model="form.waterfallPlot" />
        </el-form-item>

        <!-- <el-form-item label="类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择类型">
            <el-option label="请选择字典生成" value="" />
          </el-select>
        </el-form-item> -->
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listImage,
  getImage,
  delImage,
  addImage,
  updateImage,
} from "@/api/app/image";
import { listProduct } from "@/api/app/product";

export default {
  name: "Image",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 图片表格数据
      imageList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 100,
        productId: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        productId: [
          { required: true, message: "请选择商品", trigger: "change" },
        ],
      },
      productList: [],
    };
  },
  async created() {
    await this.getProductList();
    this.getList();
  },
  methods: {
    /** 查询商品列表 */
    async getProductList() {
      try {
        const { rows } = await listProduct({
          pageNum: 1,
          pageSize: 5000,
        });
        this.productList = rows;
      } catch (e) {
        console.log(e);
      }
    },
    /** 查询图片列表 */
    getList() {
      this.loading = true;
      listImage(this.queryParams).then((response) => {
        this.imageList = response.rows?.map((e) => {
          return {
            ...e,
            productName:
              this.productList?.find(
                (v) => `${v.productId}` === `${e.productId}`
              )?.name || "",
          };
        });
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        productImageId: null,
        revision: null,
        createdBy: null,
        createdTime: null,
        updatedBy: null,
        updatedTime: null,
        homeImage: null,
        banner: null,
        waterfallPlot: null,
        productId: null,
        type: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.productImageId);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加图片";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const productImageId = row.productImageId || this.ids;
      getImage(productImageId).then((response) => {
        this.form = response.data;
        this.open = true;
        this.title = "修改图片";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.productImageId != null) {
            updateImage(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addImage(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const productImageIds = row.productImageId || this.ids;
      this.$modal
        .confirm('是否确认删除图片编号为"' + productImageIds + '"的数据项？')
        .then(function () {
          return delImage(productImageIds);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "app/image/export",
        {
          ...this.queryParams,
        },
        `image_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
